121998002

素因数分解:

$2^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{193}}^1\times {\mathrm{277}}^1$

素因数の和:642

約数の個数: 32

約数和(自身を含む): 212276352

約数和(自身を除く): 90278350

約数列:

[1, 2, 7, 14, 163, 193, 277, 326, 386, 554, 1141, 1351, 1939, 2282, 2702, 3878, 31459, 45151, 53461, 62918, 90302, 106922, 220213, 316057, 374227, 440426, 632114, 748454, 8714143, 17428286, 60999001, 121998002]

約数ペア:

[(1, 121998002), (2, 60999001), (7, 17428286), (14, 8714143), (163, 748454), (193, 632114), (277, 440426), (326, 374227), (386, 316057), (554, 220213), (1141, 106922), (1351, 90302), (1939, 62918), (2282, 53461), (2702, 45151), (3878, 31459)]